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Signed-off-by: Frank Li --- arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi index 974e193f8dcb9..caa2a7f89ab99 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi @@ -8,6 +8,22 @@ /delete-node/ &adma_pwm_lpcg; &dma_subsys { + lpuart4: serial@5a0a0000 { + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; + reg = <0x5a0a0000 0x1000>; + interrupts = ; + interrupt-parent = <&gic>; + clocks = <&uart4_lpcg IMX_LPCG_CLK_4>, <&uart4_lpcg IMX_LPCG_CLK_0>; + clock-names = "ipg", "baud"; + assigned-clocks = <&clk IMX_SC_R_UART_4 IMX_SC_PM_CLK_PER>; + assigned-clock-rates = <80000000>; + power-domains = <&pd IMX_SC_R_UART_4>; + power-domain-names = "uart"; + dmas = <&edma2 20 0 FSL_EDMA_RX>, <&edma2 21 0 0>; + dma-names = "rx","tx"; + status = "disabled"; + }; + uart4_lpcg: clock-controller@5a4a0000 { compatible = "fsl,imx8qxp-lpcg"; reg = <0x5a4a0000 0x10000>; -- 2.43.0